b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd

Analysis

max time kernel
144s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 16:22

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General

Target

b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe
Size

266KB
MD5

bf9cfb0b84b592631326c12f0bc47c33
SHA1

03d948453cac5e0dc42b22d3e97a16ab29406c7c
SHA256

b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd
SHA512

241e0c20b31e973a0caee29716e852222c39180e70eae98d7793e7d2670e1aa0831318c9f2bcaabaf30f462aa087d9d4de62b3cc2cefd489058216891cadaf11
SSDEEP

6144:LXzKdNY49u8rVVsQ0w+atfHcHx1SFeD01net:Ua4AG0jatfHuxA+01

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe

Executes dropped EXE 2 IoCs

pid	Process
4596	ITS SB App Switch.exe
2232	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/4040-0-0x0000000000FC0000-0x0000000001060000-memory.dmp	upx
behavioral1/memory/4040-14-0x0000000000FC0000-0x0000000001060000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe
4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe
4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe
4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 4596	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	86
PID 4040 wrote to memory of 4596	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	86
PID 4040 wrote to memory of 4596	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	86
PID 4040 wrote to memory of 2232	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	87
PID 4040 wrote to memory of 2232	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	87
PID 4040 wrote to memory of 2232	4040	b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe	87

C:\Users\Admin\AppData\Local\Temp\b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe
"C:\Users\Admin\AppData\Local\Temp\b48c431a5e3b93c07c2dd4fd0512d426e86b5dc0b12f757d25e27b3b9167ebfd.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4040
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:4596
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/4040-0-0x0000000000FC0000-0x0000000001060000-memory.dmp

Filesize
640KB

Download
memory/4040-14-0x0000000000FC0000-0x0000000001060000-memory.dmp

Filesize
640KB

Download